more from José A. Benardete

### Single Idea 3327

#### [catalogued under 4. Formal Logic / F. Set Theory ST / 1. Set Theory]

Full Idea

Set inclusion is sharply distinguished from set membership (as the set of Greeks is found to be included in, but not a member of, the set of men).

Gist of Idea

The set of Greeks is included in the set of men, but isn't a member of it

Source

José A. Benardete (Metaphysics: the logical approach [1989], Ch.13)

Book Reference

Benardete,José A.: 'Metaphysics: The Logical Approach' [OUP 1989], p.90